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Finding the Third Proportional to 28,898,338.78 and 39,627,420.33

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Solution

The third proportional to 28,898,338.78 and 39,627,420.33 is: 54,339,886.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,898,338.78 : 39,627,420.33 = 39,627,420.33 : x
  2. Step 2: Convert to fraction form
    28,898,338.78/39,627,420.33 = 39,627,420.33/x
  3. Step 3: Cross multiply
    28,898,338.78x = 39,627,420.33 × 39,627,420.33
  4. Step 4: Simplify right side
    28,898,338.78x = 1,570,332,441,861,894.50
  5. Step 5: Solve for x
    x = 1,570,332,441,861,894.50/28,898,338.78
  6. Step 6: Final answer
    x = 54,339,886.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.